BOMwiki the bill-of-materials encyclopedia

Marine Riser System Assembly

The conduit from ship to seabed BOP: ~150 buoyant riser joints rated for 12,000 ft of water, tensioned at the moonpool and terminated in a telescopic joint that absorbs heave. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Build & assembly graph

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Bill of materials

4 top-level lines · 9 rows shown · 11,307 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Riser Joint 5 parts drillship-riser-joint 150× 150 22 assembly
1.1 Riser Main Tube drillship-riser-tube 1× 150 — part
1.2 Riser Auxiliary Line drillship-riser-aux-line 5× 750 — part
1.3 Riser Buoyancy Module drillship-riser-buoyancy 8× 1,200 — part
1.4 Fastener Set fastener-set 6× 900 — part
1.5 O-Ring Set oring-set 2× 300 — part
2 Riser Tensioner drillship-riser-tensioner 6× 6 — part
3 Telescopic Joint drillship-telescopic-joint 1× 1 — part
4 Outfit Small Hardware drillship-outfit-smallparts 8000× 8,000 — part

Used in 1 assembly

Deepwater Drillship

Sourcing — likely vendors

Companies that make this · indicative price $0.50–$100 · MOQ & lead are typical
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks